. >> it was believed that quinn gray's cell phone was being tracked to an area west of orlando. >> but something had gone wrong. before tracing the calls, investigators had to get a judge's approval and in the rush to fill out the proper paperwork someone made a small, but critical error. >> when they actually went to get the order signed by a judge, what was typed into the actual affidavit and order, the numbers were transposed. >> somebody put the wrong phone number in. >> human error. >> so the phone you were following quanwasn't quinn's ph >> how long did you follow that phone? >> all day saturday. >> what investigators thought were solid leads from quinn's cell phones simply vanished. >> when you guys realized you were following the wrong cell phone? >> my hair was on fire. my hair was on fire. i thought how could something like this happen? we were back to square one? who were we looking for? we had no idea. >> the rest of saturday went by with no word from quinn and the kidnappers and quinn's mom, gail sykes left her georgia home and headed to her daughter's house in ponte vedra